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Mar 29, 2022
novaPDF 11.x
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The AddOverlay method adds an overlay
 HRESULT AddOverlay(
 [ out, string ] LPWSTR* p_pwsNewOverlayId,
 [ out, string ] LPWSTR* p_pwsNewLayoutId,


 [out] new overlay id
 [out] new layout id

Return values:

S_OK on success or COM error code
NV_NOT_INITIALIZED - Initialize was not called
NV_UNKNOWN_PROFILE - no profile loaded


This method adds a new action at the end of the list of actions. After adding an action. you can change action position in the list and set specific options for each action type.